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Commit e2fec7c3 authored by Al Viro's avatar Al Viro
Browse files

make freeing super_block rcu-delayed 



Signed-off-by: default avatarAl Viro <viro@zeniv.linux.org.uk>
parent b70a80e7

fs/super.c

+1 −1
Original line number Original line Diff line number Diff line
@@ -149,7 +149,7 @@ static void destroy_super(struct super_block *s) 
	WARN_ON(!list_empty(&s->s_mounts));

	WARN_ON(!list_empty(&s->s_mounts));

	kfree(s->s_subtype);

	kfree(s->s_subtype);

	kfree(s->s_options);

	kfree(s->s_options);

	kfree(s);

	kfree_rcu(s, rcu);

}

}





/**

/**

include/linux/fs.h

+1 −0
Original line number Original line Diff line number Diff line
@@ -1330,6 +1330,7 @@ struct super_block { 
	 */

	 */

	struct list_lru		s_dentry_lru ____cacheline_aligned_in_smp;

	struct list_lru		s_dentry_lru ____cacheline_aligned_in_smp;

	struct list_lru		s_inode_lru ____cacheline_aligned_in_smp;

	struct list_lru		s_inode_lru ____cacheline_aligned_in_smp;

	struct rcu_head		rcu;

};

};





extern struct timespec current_fs_time(struct super_block *sb);

extern struct timespec current_fs_time(struct super_block *sb);